Home / 2,945,271.60-4,417,907.40-2,189,444.40

Finding the Fourth Proportional to 2,945,271.60, 4,417,907.40 and 2,189,444.40

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Solution

The fourth proportional to 2,945,271.60, 4,417,907.40 and 2,189,444.40 is: 3,284,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,271.60 : 4,417,907.40 = 2,189,444.40 : x
  2. Step 2: Convert to fraction form
    2,945,271.60/4,417,907.40 = 2,189,444.40/x
  3. Step 3: Cross multiply
    2,945,271.60x = 4,417,907.40 × 2,189,444.40
  4. Step 4: Simplify right side
    2,945,271.60x = 9,672,762,616,648.56
  5. Step 5: Solve for x
    x = 9,672,762,616,648.56/2,945,271.60
  6. Step 6: Final answer
    x = 3,284,166.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.